Acta Obstetricia et Gynecologica Scandinavica
Acta Obstetricia et Gynecologica Scandinavica > 93 > 4 > 392 - 398
Acta Obstetricia et Gynecologica Scandinavica > 93 > 11 > 1198 - 1202
Acta Obstetricia et Gynecologica Scandinavica > 93 > 12 > 1276 - 1281